Subtlety (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">subtlety</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for nuance that I've seen before include "Subtle difference of meaning" , "Subtle shade of difference" , "Slight difference in meaning etc" , "Fine distinction" , "A slight shade or trace" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">subtlety</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for finesse that I've seen before include "Subtly skilful handling of a situation" , "Subtle elegance" , "Delicate manipulation of a situation - perhaps at cards" , "Clever or crafty manoeuvring" , "Artifice" .)